OVERALL
ALTERNATIVES
SPECS
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REVIEWS
Scored using Motherboards Methodology v3.0
Motherboards Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Motherboards Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Motherboards Methodology v3.0

ASRock Rack B650D4U-2L2T/BCM review: 109 specs compared

Avg. price:~£?CPU socket:?Chipset:AMD B650Form factor:microATX

ASRock Rack B650D4U-2L2T/BCM Review: Compare 109 technical specifications and 1 expert and video reviews to see how this product ranks in the Motherboards category and whether it is worth buying.

ASRock Rack B650D4U-2L2T/BCM
6.9/10

Overall score

Score
6.9/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, expert reviews, best-of lists, owners and ratings from across the web.
How we count it
Parts: Technical score 40%, Reviews score 20%, List score 20%, Sentiment score 10%, User score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 52% of models
Score components

40%

6.8

Technical score

20%

6.8

Reviews score

20%

?

List scoreNot enough data yet, so we use 7.5, the mark of a weaker model in this category

10%

?

Sentiment scoreNot enough data yet, so we use 7.0, the mark of a weaker model in this category

10%

6.8

User score

â–¼Worse than 52% of motherboards
?

Value for money

Value for money
✕
What it is
An indicator that combines the motherboard's overall rating with its cost.
When it matters
When you are looking for a motherboard that offers a strong balance of features, performance, and price.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

6.9

Overall score

30%

?

Price

Price not known yet
6.8

Technical score

Technical score
6.8/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 63% of models
Score components

19%

7.9

Memory

16%

8.4

Platform

16%

6.1

Storage

15%

7.3

Network

13%

3.0

Ports

8%

5.8

Expansion

8%

7.3

Power & Cooling

5%

8.3

Audio

â–²Better than 63%
6.8

Reviews score

Reviews score
6.8/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.8 for now.
Share: Reviews count 20% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 69% of models

6.8

Mark 7.7 is below the typical mark 8.3 of this category, so it cannot lift the score above the technical score

80%

8.4

Average grade

20%

5.0

Popularity

Grades by review (1)
1 video review, counting half as much as a written test. Reviews count 20% of the overall score.
Ratings from across the web count in the User score, not in this score.
â–¼Worse than 69%
6.8

User score

User score
6.8/ 10
✕
What it is
How happy buyers are with this model, based on ratings from across the web.
How we count it
Enough data: A model needs at least 1 rating from across the web. Without one, it counts as 7.9, the mark of a weaker rated model in this category.
Share: User score counts 10% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 67% of models

6.8

Mark 7.6 is below the typical mark 8.4 of this category, so it cannot lift the score above the technical score

70%

8.0

Rating

30%

6.9

Popularity

â–¼Worse than 67%
?

List score

List score
7.5/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 20% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (0)
Not in any best-of list yet, so this part counts as 7.5. Models in a list get 8 to 10.
Not in any best-of list yet
  • asrock-rack-b650d4u-2l2t-bcm
asrock-rack-b650d4u-2l2t-bcm
Where to buy
    N/A~ £?
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
Loading category ranking...

Technical Specifications of motherboard ASRock Rack B650D4U-2L2T/BCM

Technical score
Technical score
6.8/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 63% of models
Score components:

19%

7.9

Memory

16%

8.4

Platform

16%

6.1

Storage

15%

7.3

Network

13%

3.0

Ports

8%

5.8

Expansion

8%

7.3

Power & Cooling

5%

8.3

Audio

6.8
Reviews score
6.8
User score
6.8
List score
?
Value for money
Value for money
7.9/ 10
✕
What it is
An indicator that combines the motherboard's overall rating with its cost.
When it matters
When you are looking for a motherboard that offers a strong balance of features, performance, and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 59% of models
Score components:

70%

6.9

Overall score

30%

?

Price

7.9
CPU socket
?
CPU platform
AMD
Chipset
AMD B650
This motherboard uses AMD B650, which is more capable than 72.2% of Motherboards and as capable as 4.1% of Motherboards.
Form factor
microATX
Integrated graphics support
yes
This motherboard supports integrated graphics. 10.2% of motherboards support this feature.
Show more
DDR memory version
DDR5
This motherboard uses DDR5, which is more modern than 63.8% of Motherboards and the same as 36.2% of Motherboards.
Memory slots
4
Market range: <2 – >4
This motherboard has 4 Memory slots, which is more than 21.9% of motherboards and equal to 72% of motherboards.
Maximum memory capacity
128 GB
Market range: <32 GB – >256 GB
This motherboard supports up to 128 GB of memory, which is more than 40.1% of motherboards and equal to 31.9% of motherboards.
Memory channels
?
Maximum RAM speed
5,200 MT/s
Market range: <2k MT/s – >8k MT/s
This motherboard supports memory speeds up to 5,200 MT/s, which is higher than that of 60.8% of motherboards and equal to that of 1.8% of motherboards.
Show more
N. of M.2 sockets
1
Market range: <0 – >4
This motherboard has 1 M.2 sockets, which is fewer than 69.5% of motherboards and equal to 18.9% of motherboards.
M.2 slot interface per slot
?
N. of SATA 3 connectors
4
Market range: <4 – >8
This motherboard has 4 SATA 3 connectors, which is more than 6.1% of motherboards and equal to 46.8% of motherboards.
Supported RAID levels
0/1/10
This motherboard RAID support: 0/1/10, which is less flexible than 67.6% of Motherboards and the same as 23.6% of Motherboards.
NVMe RAID support
yes
This motherboard supports NVMe RAID. 40.2% of motherboards support this feature.
Show more
N. of PCIe 5.0 x16 slots
1
Market range: <0 – >1
This motherboard has 1 PCIe 5.0x16 slots, which is more than 68.4% of motherboards and equal to 26.6% of motherboards.
N. of PCIe 4.0 x16 slots
0
Market range: <0 – >1
This motherboard has 0 PCIe 4.0x16 slots, which is fewer than 44.8% of motherboards and equal to 55.2% of motherboards.
N. of PCIe 3.0 x16 slots
?
PCIe slot electrical configuration
?
PCIe bifurcation support
?
Show more
Total USB ports (rear I/O)
4
Market range: <6 – >10
This motherboard has 4 USB ports (rear I/O), which is fewer than 97.7% of motherboards and equal to 2.3% of motherboards.
Total USB ports (including headers)
?
Total USB-C ports (rear I/O)
0
Market range: <0 – >2
This motherboard has 0 USB-C ports (rear I/O), which is fewer than 64.2% of motherboards and equal to 35.8% of motherboards.
Total USB-C ports (including headers)
?
N. of USB 3.2 Gen2x2 ports (USB-C)
0
Market range: <0 – >1
This motherboard has 0 USB 3.2 Gen2x2 ports (USB-C), which is fewer than 18% of motherboards and equal to 82% of motherboards.
Show more
LAN speed
10 Gbps
Market range: <1 Gbps – >2.5 Gbps
This motherboard supports LAN speeds up to 10 Gbps, which is higher than that of 95.7% of motherboards and equal to that of 4.3% of motherboards.
LAN controller
?
N. of RJ45 ports
5
Market range: <1 – >2
This motherboard has 5 RJ45 ports, which is more than 99.9% of motherboards and equal to 0.1% of motherboards.
Wi-Fi connectivity
no
This motherboard does not support Wi-Fi connectivity. 50.1% of motherboards support this feature.
Wi-Fi version
N/A
Show more
Audio codec
?
Audio channels
7.1
This motherboard offers 7.1 audio channels, which is more than 4.7% of motherboards and equal to 95.3% of motherboards.
Audio SNR
?
Headphone amp support
?
N. of 3.5mm audio jacks
3
Market range: <2 – >6
This motherboard has 3 3.5mm audio jacks, which is more than 11.3% of motherboards and equal to 39.3% of motherboards.
Show more
VRM phases
?
N. of CPU power connectors
2
Market range: <1 – >2
This motherboard has 2 CPU power connectors, which is more than 54.9% of motherboards and equal to 44.8% of motherboards.
N. of fan headers
?
Pump header
no
This motherboard does not have a pump header. 77.9% of motherboards include this feature.
Pump header max current
?
Show more

ASRock Rack B650D4U-2L2T/BCM vs the average motherboard

246810TotalPlatformMemoryStorageExpansionPortsNetworkAudioPower & Cooling
  • 4 more RJ45 ports
    This motherboard has more RJ45 ports than the average motherboard (5 vs 1). The average motherboard has 1 RJ45 port/s.
    5 vs 1
  • 1 more top-speed NVMe slots
    This motherboard has more PCIe 5.0 M.2 slots than the average motherboard (1 vs 0).
    1 vs 0
  • More modern memory type
    This motherboard uses a more modern memory type than the average motherboard (DDR5 vs DDR4).
    DDR5 vs DDR4
  • 1 more PCIe 5.0x16 slots
    This motherboard has more PCIe 5.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 5.0x16 slot/s.
    1 vs 0
  • 4x higher LAN speed
    This motherboard has a higher LAN speed than the average motherboard (10 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
    10 Gbps vs 2.5 Gbps
  • 1 more CPU power connectors
    This motherboard has more CPU power connectors than the average motherboard (2 vs 1). The average motherboard has 1 CPU power connectors.
    2 vs 1
  • Integrated I/O shield
    This motherboard has an integrated I/O shield, while the average motherboard does not. 46.6% of motherboards include an integrated I/O shield.
  • 1 more PCIe x4 slots
    This motherboard has more PCIe x4 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x4 slot/s.
    1 vs 0
  • Integrated I/O shield
    This motherboard has an integrated I/O shield, while the average motherboard does not. 46.6% of motherboards include an integrated I/O shield.
  • More modern memory type
    This motherboard uses a more modern memory type than the average motherboard (DDR5 vs DDR4).
    DDR5 vs DDR4
  • Supports ECC memory
    This motherboard supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • 1 more top-speed NVMe slots
    This motherboard has more PCIe 5.0 M.2 slots than the average motherboard (1 vs 0).
    1 vs 0
  • 1 more PCIe 5.0x16 slots
    This motherboard has more PCIe 5.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 5.0x16 slot/s.
    1 vs 0
  • 1 more PCIe x4 slots
    This motherboard has more PCIe x4 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x4 slot/s.
    1 vs 0
  • 4 more RJ45 ports
    This motherboard has more RJ45 ports than the average motherboard (5 vs 1). The average motherboard has 1 RJ45 port/s.
    5 vs 1
  • 4x higher LAN speed
    This motherboard has a higher LAN speed than the average motherboard (10 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
    10 Gbps vs 2.5 Gbps
  • 1 more CPU power connectors
    This motherboard has more CPU power connectors than the average motherboard (2 vs 1). The average motherboard has 1 CPU power connectors.
    2 vs 1
  • 4 fewer rear USB ports
    This motherboard has fewer rear USB ports than the average motherboard (4 vs 8). The average motherboard has 8 rear USB port/s.
    4 vs 8
  • No Wi-Fi connectivity
    This motherboard does not support Wi-Fi connectivity, while the average motherboard does. 50.1% of motherboards support Wi-Fi connectivity.
  • 1 fewer M.2 sockets
    This motherboard has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.
    1 vs 2
  • 1 fewer rear USB-C ports
    This motherboard has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
    0 vs 1
  • Fewer RAID options
    This motherboard offers fewer RAID levels than the average motherboard (0/1/10 vs 0/1/5/10).
    0/1/10 vs 0/1/5/10
  • 1 fewer USB 3.2 Gen2 ports
    This motherboard has fewer USB 3.2 Gen2 ports than the average motherboard (0 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
    0 vs 1
  • No multi-GPU support
    This motherboard does not support multi-GPU, while the average motherboard does. 53.9% of motherboards support multi-GPU.
  • 2 fewer ARGB headers
    This motherboard has fewer ARGB headers than the average motherboard (0 vs 2). The average motherboard has 2 ARGB header/s.
    0 vs 2
  • 6.8% lower review score
    Reviews score
    6.8/ 10
    ✕
    What it is
    Average grade from independent test sites, magazines and video reviewers, 1–10.
    How we count it
    Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
    Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
    Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.8 for now.
    Share: Reviews count 20% of the overall score.
    Score distribution
    â–¼
    <55-66-77-88-99-10
    â–¼ Worse than 69% of models

    6.8

    Mark 7.7 is below the typical mark 8.3 of this category, so it cannot lift the score above the technical score

    80%

    8.4

    Average grade

    20%

    5.0

    Popularity

    Grades by review (1)
    1 video review, counting half as much as a written test. Reviews count 20% of the overall score.
    Ratings from across the web count in the User score, not in this score.
    6.8 vs 7.3
  • 8.1% lower user score
    User score
    6.8/ 10
    ✕
    What it is
    How happy buyers are with this model, based on ratings from across the web.
    How we count it
    Enough data: A model needs at least 1 rating from across the web. Without one, it counts as 7.9, the mark of a weaker rated model in this category.
    Share: User score counts 10% of the overall score.
    Score distribution
    â–¼
    <55-66-77-88-99-10
    â–¼ Worse than 67% of models

    6.8

    Mark 7.6 is below the typical mark 8.4 of this category, so it cannot lift the score above the technical score

    70%

    8.0

    Rating

    30%

    6.9

    Popularity

    6.8 vs 7.4
  • More basic chipset
    This motherboard uses a more basic chipset than the average motherboard (AMD B650 vs Intel B860).
    AMD B650 vs Intel B860
  • 1 fewer M.2 sockets
    This motherboard has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.
    1 vs 2
  • Fewer RAID options
    This motherboard offers fewer RAID levels than the average motherboard (0/1/10 vs 0/1/5/10).
    0/1/10 vs 0/1/5/10
  • No multi-GPU support
    This motherboard does not support multi-GPU, while the average motherboard does. 53.9% of motherboards support multi-GPU.
  • 4 fewer rear USB ports
    This motherboard has fewer rear USB ports than the average motherboard (4 vs 8). The average motherboard has 8 rear USB port/s.
    4 vs 8
  • 1 fewer rear USB-C ports
    This motherboard has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
    0 vs 1
  • 1 fewer USB 3.2 Gen2 ports
    This motherboard has fewer USB 3.2 Gen2 ports than the average motherboard (0 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
    0 vs 1
  • No Wi-Fi connectivity
    This motherboard does not support Wi-Fi connectivity, while the average motherboard does. 50.1% of motherboards support Wi-Fi connectivity.
  • No optical S/PDIF out
    This motherboard does not have optical S/PDIF out, while the average motherboard does. 55.4% of motherboards include optical S/PDIF out.
  • 2 fewer ARGB headers
    This motherboard has fewer ARGB headers than the average motherboard (0 vs 2). The average motherboard has 2 ARGB header/s.
    0 vs 2
  • No pump header
    This motherboard does not have a pump header, while the average motherboard does. 77.9% of motherboards include a pump header.
  • 1 fewer RGB headers
    This motherboard has fewer RGB headers than the average motherboard (0 vs 1). The average motherboard has 1 RGB header/s.
    0 vs 1

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

8.0
Level1Techs
≈ estimated
30/11/2023
Hands-on review · upgrade path and home server use
Verdict
ASRock Rack B650D4U-2L2T/BCM is a solid AM5 board for upgrades with good performance, though ECC error reporting needs extra software.

Third-party reviews

What customers like about ASRock Rack B650D4U-2L2T/BCM

  • Five RJ45 ports leave room for several network connections.
  • A 10 Gbps LAN moves large files far faster than standard gigabit networks.
  • ECC memory support helps keep data safe in a server that runs all day.
  • Memory goes up to 128 GB across four slots.
  • The PCIe 5.0 M.2 socket takes a fast modern drive.
  • A VGA connector is included for simple screen connections.

What customers don't like about ASRock Rack B650D4U-2L2T/BCM

  • Only four USB ports on the back, so a hub may be needed.
  • No Wi-Fi, so a wired network cable is required.
  • No pump header, which limits liquid cooling options.
  • Just one M.2 socket, so extra fast drives need an add-in card.
  • No USB-C ports on the back panel.

Verdict

The ASRock Rack B650D4U-2L2T/BCM suits a home server or small office where the network matters most. Five RJ45 ports and a 10 Gbps LAN are the first things you notice, and ECC memory support is rare on boards like this. The single M.2 socket runs on PCIe 5.0, so a fast drive can hold the operating system. Memory goes up to 128 GB across four slots, enough for a file server or a few virtual machines at once. The trade-off is the back panel. Four USB ports are few, so you may need a hub, and there is no Wi-Fi and no pump header. It fits a builder who wants a box for storage and networking, not for games or extras.

Compare ASRock Rack B650D4U-2L2T/BCM with other products in the Motherboards category

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